<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>boot css2</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="static/css/bootstrap.min.css">
</head>
<body>
<div class="container">
    <hr>
    <ul class="nav nav-tabs nav-justified">
        <li class="active"><a href="#">network</a></li>
        <li><a href="#">linux</a></li>
        <li><a href="#">database</a></li>
        <li><a href="#">python</a></li>
        <li><a href="#">linux</a></li>
        <li><a href="#">database</a></li>
        <li><a href="#">python</a></li>
    </ul>
    <hr>
    <div class="row">
        <div class="col-sm-3">
            <ul class="nav nav-pills nav-stacked">
                <li class="active"><a href="#">network</a></li>
                <li><a href="#">linux</a></li>
                <li><a href="#">database</a></li>
                <li><a href="#">python</a></li>
            </ul>
        </div>
    </div>
    <hr>
    <ul class="nav nav-pills">
        <li class="active"><a href="#">network</a></li>
        <li><a href="#">linux</a></li>
        <li><a href="#">database</a></li>
        <li><a href="#">python</a></li>
    </ul>
    <hr>
    <ul class="nav nav-tabs">
        <li class="active"><a href="#">network</a></li>
        <li><a href="#">linux</a></li>
        <li><a href="#">database</a></li>
        <li><a href="#">python</a></li>
    </ul>

    <hr>
    <div class="row">
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-primary">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-danger">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-warning">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-primary">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-danger">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-warning">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-primary">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-danger">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-warning">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-primary">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-danger">1</div>
        <div class="col-lg-1 col-md-3 col-sm-6 col-xs-12 bg-warning">1</div>
    </div>
    <div class="row">
        <div class="col-sm-3 bg-info">1<br>1</div>
        <div class="col-sm-9 bg-success">1<br>1</div>
    </div>
    <div class="row">
        <div class="col-sm-3 bg-danger">1 <br> 1</div>
        <div style="padding: 0;" class="col-sm-9">
            <div class="col-sm-6 bg-warning">1 <br> 1</div>
            <div class="col-sm-6 bg-primary">1 <br> 1</div>
        </div>
    </div>
</div>
</body>
</html>